b7dd3bce3ebfbc2d5e3a9f00d47f27cb6a5895c4618c878e314e573a7c216df1

Analysis

max time kernel
149s
max time network
157s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
04/01/2025, 01:04

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General

Target
The-MALWARE-Repo-master/Email-Worm/Amus.exe
Size 50KB
Sample250104-bfacxavpgr
SHA256 b5fc4fd50e4ba69f0c8c8e5c402813c107c605cab659960ac31b3c8356c4e0ec
MD5 47abd68080eee0ea1b95ae31968a3069
SHA1 ffbdf4b2224b92bd78779a7c5ac366ccb007c14d
SHA512 c9dfabffe582b29e810db8866f8997af1bd3339fa30e79575377bde970fcad3e3b6e9036b3a88d0c5f4fa3545eea8904d9faabf00142d5775ea5508adcd4dc0a
SSDEEP 768:/9NC1eO7wvsgyjgLCtKbqvYGjaESiKMH6BJJE+XqYq7wvefY:/9NC1eOMFyjt2/wDrcq/Mveg
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microzoft_Ofiz = "C:\\Windows\\KdzEregli.exe"	Amus.exe

Drops file in Windows directory 20 IoCs

description	ioc	Process
File created	C:\Windows\My_Pictures.exe	Amus.exe
File opened for modification	C:\Windows\Meydanbasi.exe	Amus.exe
File created	C:\Windows\Pide.exe	Amus.exe
File created	C:\Windows\Cekirge.exe	Amus.exe
File opened for modification	C:\Windows\Ankara.exe	Amus.exe
File created	C:\Windows\KdzEregli.exe	Amus.exe
File opened for modification	C:\Windows\Messenger.exe	Amus.exe
File opened for modification	C:\Windows\Cekirge.exe	Amus.exe
File created	C:\Windows\Ankara.exe	Amus.exe
File opened for modification	C:\Windows\Adapazari.exe	Amus.exe
File opened for modification	C:\Windows\Pire.exe	Amus.exe
File created	C:\Windows\Anti_Virus.exe	Amus.exe
File opened for modification	C:\Windows\KdzEregli.exe	Amus.exe
File created	C:\Windows\Messenger.exe	Amus.exe
File created	C:\Windows\Meydanbasi.exe	Amus.exe
File opened for modification	C:\Windows\Pide.exe	Amus.exe
File created	C:\Windows\Pire.exe	Amus.exe
File opened for modification	C:\Windows\My_Pictures.exe	Amus.exe
File created	C:\Windows\Adapazari.exe	Amus.exe
File opened for modification	C:\Windows\Anti_Virus.exe	Amus.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Amus.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2280	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2280	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1020	Amus.exe

C:\Users\Admin\AppData\Local\Temp\The-MALWARE-Repo-master\Email-Worm\Amus.exe
"C:\Users\Admin\AppData\Local\Temp\The-MALWARE-Repo-master\Email-Worm\Amus.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1020

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x514 0x50c
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Messenger.exe

Path C:\Windows\Messenger.exe
Size 50KB
SHA256 b5fc4fd50e4ba69f0c8c8e5c402813c107c605cab659960ac31b3c8356c4e0ec
MD5 47abd68080eee0ea1b95ae31968a3069
SHA1 ffbdf4b2224b92bd78779a7c5ac366ccb007c14d
SHA512 c9dfabffe582b29e810db8866f8997af1bd3339fa30e79575377bde970fcad3e3b6e9036b3a88d0c5f4fa3545eea8904d9faabf00142d5775ea5508adcd4dc0a
SSDEEP 768:/9NC1eO7wvsgyjgLCtKbqvYGjaESiKMH6BJJE+XqYq7wvefY:/9NC1eOMFyjt2/wDrcq/Mveg
MD5 SHA1 SHA512 SSDEEP

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memory/1020-0-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/1020-28-0x0000000000400000-0x000000000040E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads